Home / 20,167,757.64-27,831,505.59-11,000,400.39

Finding the Fourth Proportional to 20,167,757.64, 27,831,505.59 and 11,000,400.39

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Solution

The fourth proportional to 20,167,757.64, 27,831,505.59 and 11,000,400.39 is: 15,180,552.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,167,757.64 : 27,831,505.59 = 11,000,400.39 : x
  2. Step 2: Convert to fraction form
    20,167,757.64/27,831,505.59 = 11,000,400.39/x
  3. Step 3: Cross multiply
    20,167,757.64x = 27,831,505.59 × 11,000,400.39
  4. Step 4: Simplify right side
    20,167,757.64x = 306,157,704,946,523.19
  5. Step 5: Solve for x
    x = 306,157,704,946,523.19/20,167,757.64
  6. Step 6: Final answer
    x = 15,180,552.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.